**Description**
Outliner: Deleting multiple objects not working
If I select multiple objects, I can't delete the objects and their children.
**Reproduction Steps**
Select multiple objects with a hierarchy in the outliner, RM for context menu, select delete.
Expected: All objects and it children are deleted.
Got: Some top objects deleted, children are left over, now appearing at top parent.
**System Info**
Windows 10 64, Intel Core i7-4700MQ, 16 GB RAM, Nvidia GeForce GTX 765M
**Blender Version**
version: 2.81 (sub 16), branch: master, commit date: 2019-12-04 11:32, hash: f1aa4d18d49d, type: Release{F8329184}